AK4632VN AKM [Asahi Kasei Microsystems], AK4632VN Datasheet - Page 13

• Manufacturer Part Number: AK4632VN
• Description: 16-Bit ?? Mono CODEC with ALC & MIC/SPK/Video-AMP
• Manufacturer: AKM [Asahi Kasei Microsystems]

ASAHI KASEI
Parameter
EXT Slave Mode (Figure 12)
MCKI Frequency: 256fs
FCK Frequency (MCKI = 256fs)
BICK Period
BICK Pulse Width Low
Audio Interface Timing (Figure 13)
Note 30. Duty Cycle = (the width of “L” ) / (the period of clock) × 100
Note 31. MSBS, BCKP bits = “00” or “11”
Note 32. MSBS, BCKP bits = “01” or “10”
Note 33. BICK rising edge must not occur at the same time as FCK edge.
Parameter
Control Interface Timing:
Reset Timing
Note 34. The AK4632 can be reset by the PDN pin = “L”
Note 35. This is the count of FCK “↑“ from the PMADC = “1”.
MS0396-E-00
CCLK Period
CCLK Pulse Width Low
CDTI Setup Time
CDTI Hold Time
CSN “H” Time
CSN “↓“ to CCLK “↑“
CCLK “↑“ to CSN “↑“
PDN Pulse Width
PMADC “↑“ to SDTO valid
FCK Edge to BICK “↑“ (Note 33)
BICK “↑“ to FCK Edge (Note 33)
FCK to SDTO (MSB) (Except I
BICK “↓“ to SDTO
SDTI Hold Time
SDTI Setup Time
Duty Cycle
Pulse Width High
Pulse Width Low
Pulse Width High
Pulse Width High
(MCKI = 512fs)
(MCKI = 1024fs)
1024fs
512fs
(Note 35)
(Note 34)
2
S mode)
Symbol
tCLKH
tBCKH
tCLKL
tBCKL
tFCKB
tBFCK
Symbol
tCCKH
tCCKL
fCLK
fCLK
fCLK
fFCK
fFCK
fFCK
tBCK
tBSD
tSDH
tFSD
tSDS
tCDH
tCSW
duty
tCCK
tCDS
tCSH
tPDV
tCSS
tPD
- 13 -
0.4/fCLK
0.4/fCLK
1.8816
3.7632
7.5264
312.5
min
7.35
7.35
7.35
130
130
45
50
50
50
50
min
200
150
150
150
-
-
80
80
40
40
50
-
2.048
4.096
8.192
1059
typ
typ
8
8
8
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
12.288
13.312
13.312
Max
max
48
26
13
55
80
80
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
[AK4632]
2005/06
Units
Units
MHz
MHz
MHz
kHz
kHz
1/fs
ns
ns
%
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns